Factor Info

ID 103259
Size 558 digits / 1852 bits
Status composite
Value 287050318688967296492822796867100769060273735692814882676112508818507665939993615360226688877850964516696159231711967330796810793098868900043133770126705505785931661291605804087031935041874275823612431499107782666088118166641438894838210874628631591447029895506652852193405381014242299266124397061871791101788144933877993334741429667158527410994926081074765906475278518671767300614933949026504287315851412113780514409129451448400247682417530101106472644496624781071996781400659042085038607398953392774315373852631268280157336239290491101116333072827768990013

Factorizations

Primary (ID: 74) 658078658277725444483848541 (proven prime)
(ID: 120907) 436194541607251110008676829285072952777988229668539785534956251702135088209927794610592732360579646211529400779294226628101192350940923256196146877120848931321604375546788642391423424146402300899555318496130684038831089484731801937826906351212607605930850839374700552278279266497102788418466765335431507028837240985510184250605908879562371870898868217332568021808184552381052317663549969413923144576443634528093411410094175635615212505061201120267647561696458609990758306105580880749762616556390157372832683842908662980175865917793 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.